export const Guid = {
  Empty: '00000000-0000-0000-0000-000000000000',
  newGuid: function() {
    function S4() {
      return (((1 + Math.random()) * 0x10000) | 0).toString(16).substring(1)
    }

    return (S4() + S4() + '-' + S4() + '-' + S4() + '-' + S4() + '-' + S4() + S4() + S4())
  }
}
